參數(shù)資料
型號(hào): CY7C1387C
廠(chǎng)商: Cypress Semiconductor Corp.
元件分類(lèi): DRAM
英文描述: 18-Mb (512K x 36/1M x 18) Pipelined DCD Sync SRAM
中文描述: 18 MB的(為512k × 36/1M × 18)流水線(xiàn)雙氰胺同步靜態(tài)存儲(chǔ)器
文件頁(yè)數(shù): 12/34頁(yè)
文件大?。?/td> 554K
代理商: CY7C1387C
CY7C1386C
CY7C1387C
Document #: 38-05239 Rev. *B
Page 12 of 34
Asserting ADV LOW at clock rise will automatically increment
the burst counter to the next address in the burst sequence.
Both read and write burst operations are supported.
Sleep Mode
The ZZ input pin is an asynchronous input. Asserting ZZ
places the SRAM in a power conservation “sleep” mode. Two
clock cycles are required to enter into or exit from this “sleep”
mode. While in this mode, data integrity is guaranteed.
Accesses pending when entering the “sleep” mode are not
considered valid nor is the completion of the operation
guaranteed. The device must be deselected prior to entering
the “sleep” mode. CEs, ADSP, and ADSC must remain
inactive for the duration of t
ZZREC
after the ZZ input returns
LOW.
.
Interleaved Burst Address Table
(MODE = Floating or V
DD
)
First
Address
A1: A0
00
01
10
11
Linear Burst Address Table
(MODE = GND)
Second
Address
A1: A0
01
00
11
10
Third
Address
A1: A0
10
11
00
01
Fourth
Address
A1: A0
11
10
01
00
First
Address
A1: A0
00
01
10
11
Second
Address
A1: A0
01
10
11
00
Third
Address
A1: A0
10
11
00
01
Fourth
Address
A1: A0
11
00
01
10
ZZ Mode Electrical Characteristics
Parameter
I
DDZZ
t
ZZS
t
ZZREC
t
ZZI
t
RZZI
Description
Test Conditions
ZZ > V
DD
– 0.2V
ZZ > V
DD
– 0.2V
ZZ < 0.2V
This parameter is sampled
This parameter is sampled
Min.
Max.
60
2t
CYC
Unit
mA
ns
ns
ns
ns
Snooze mode standby current
Device operation to ZZ
ZZ recovery time
ZZ Active to snooze current
ZZ Inactive to exit snooze current
2t
CYC
2t
CYC
0
Truth Table
[ 3, 4, 5, 6, 7, 8]
Operation
Add. Used
CE
1
H
L
L
L
L
X
L
L
L
L
L
X
X
H
CE
2
X
L
X
L
X
X
H
H
H
H
H
X
X
X
CE
3
X
X
H
X
H
X
L
L
L
L
L
X
X
X
ZZ
L
L
L
L
L
H
L
L
L
L
L
L
L
L
ADSP
X
L
L
H
H
X
L
L
H
H
H
H
H
X
ADSC
L
X
X
L
L
X
X
X
L
L
L
H
H
H
ADV
X
X
X
X
X
X
X
X
X
X
X
L
L
L
WRITE
X
X
X
X
X
X
X
X
L
H
H
H
H
H
OE CLK
X
X
X
X
X
X
L
H
X
L
H
L
H
L
DQ
Deselect Cycle,Power Down
Deselect Cycle,Power Down
Deselect Cycle,Power Down
Deselect Cycle,Power Down
Deselect Cycle,Power Down
Snooze Mode,Power Down
READ Cycle, Begin Burst
READ Cycle, Begin Burst
WRITE Cycle, Begin Burst
READ Cycle, Begin Burst
READ Cycle, Begin Burst
READ Cycle, Continue Burst
READ Cycle, Continue Burst
READ Cycle, Continue Burst
None
None
None
None
None
None
External
External
External
External
External
Next
Next
Next
L-H
L-H
L-H
L-H
L-H
X
L-H
L-H
L-H
L-H
L-H
L-H
L-H
L-H
Tri-State
Tri-State
Tri-State
Tri-State
Tri-State
Tri-State
Q
Tri-State
D
Q
Tri-State
Q
Tri-State
Q
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CY7C1387C-167AC 18-Mb (512K x 36/1M x 18) Pipelined DCD Sync SRAM
CY7C1387C-167AI 18-Mb (512K x 36/1M x 18) Pipelined DCD Sync SRAM
CY7C1387C-167BGC 18-Mb (512K x 36/1M x 18) Pipelined DCD Sync SRAM
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
CY7C1387C-167AC 制造商:Cypress Semiconductor 功能描述:SRAM Chip Sync Single 3.3V 18M-Bit 1M x 18 3.4ns 100-Pin TQFP
CY7C1387D-167AXC 功能描述:靜態(tài)隨機(jī)存取存儲(chǔ)器 1Mx18 3.3V COM 2CD Sync PL 靜態(tài)隨機(jī)存取存儲(chǔ)器 RoHS:否 制造商:Cypress Semiconductor 存儲(chǔ)容量:16 Mbit 組織:1 M x 16 訪(fǎng)問(wèn)時(shí)間:55 ns 電源電壓-最大:3.6 V 電源電壓-最小:2.2 V 最大工作電流:22 uA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSOP-48 封裝:Tray
CY7C1387D-167AXCKJ 制造商:Cypress Semiconductor 功能描述:
CY7C1387D-167AXCT 功能描述:靜態(tài)隨機(jī)存取存儲(chǔ)器 1Mx18 3.3V COM 2CD Sync PL 靜態(tài)隨機(jī)存取存儲(chǔ)器 RoHS:否 制造商:Cypress Semiconductor 存儲(chǔ)容量:16 Mbit 組織:1 M x 16 訪(fǎng)問(wèn)時(shí)間:55 ns 電源電壓-最大:3.6 V 電源電壓-最小:2.2 V 最大工作電流:22 uA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSOP-48 封裝:Tray
CY7C1387D-167BZI 功能描述:靜態(tài)隨機(jī)存取存儲(chǔ)器 18Mb (1Mb x 18) 靜態(tài)隨機(jī)存取存儲(chǔ)器 靜態(tài)隨機(jī)存取存儲(chǔ)器 RoHS:否 制造商:Cypress Semiconductor 存儲(chǔ)容量:16 Mbit 組織:1 M x 16 訪(fǎng)問(wèn)時(shí)間:55 ns 電源電壓-最大:3.6 V 電源電壓-最小:2.2 V 最大工作電流:22 uA 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSOP-48 封裝:Tray